<template>
  <!-- 用户页顶部条-->
  <div style="height: 6vh;background-color: #fff; padding:10px 20px;">
    <span style="line-height: 60px;font-size: 20px;">用户管理</span>
    <el-button @click="dialogVisible = true" type="primary" style="float: right;margin-top: 13px;">新建用户</el-button>
  </div>
  <!-- 新增用户弹窗 -->
  <el-dialog :title="dialogTile" v-model="dialogVisible" :before-close="handleClose"
             style="width:1000px;padding:40px;">
    <el-form label-width="80px" label-position="top">
      <!-- 第一行 -->
      <el-row :gutter="10">
        <el-col span="12">
          <el-form-item label="用户名">
            <el-input placeholder="请输入用户名"
                      v-model="saveUserForm.username" :disabled="saveUserForm.id != null"
                      >
            </el-input>
          </el-form-item>
        </el-col>

        <el-col span="12">
          <el-form-item label="手机号">
            <el-input placeholder="请输入手机号" v-model="saveUserForm.phone"></el-input>
          </el-form-item>
        </el-col>
      </el-row>

      <el-row :gutter="10">

        <el-col span="12">
          <el-form-item label="邮箱">
            <el-input placeholder="请输入邮箱" v-model="saveUserForm.email"></el-input>
          </el-form-item>
        </el-col>

        <el-col span="12">
          <el-form-item label="年龄">
            <el-input placeholder="请输入年龄" v-model="saveUserForm.age"></el-input>
          </el-form-item>

        </el-col>
      </el-row>

      <el-row :gutter="10">
       <el-col :span="6">
         <el-form-item label="职级">
           <el-select placeholder="请选择" v-model="saveUserForm.level" @change="loadLeader">
<!--             <el-option label="职员" value="10"></el-option>-->
<!--             <el-option label="经理" value="20"></el-option>-->
<!--             <el-option label="总监" value="30"></el-option>-->
<!--             <el-option label="总裁" value="40"></el-option>-->
             <el-option v-for="item in levelOptions"
                        :label="item.label" :value="item.value">
             </el-option>
           </el-select>
         </el-form-item>
       </el-col>

        <el-col :span="6">
          <el-form-item label="直属领导">
            <el-select placeholder="请选择" v-model="saveUserForm.parentId">
              <el-option v-for="item in leaderOption"
                         :label="item.username" :value="item.id">
              </el-option>
            </el-select>
          </el-form-item>
        </el-col>

        <el-col :span="4">
          <el-form-item label="性别">
            <el-radio-group v-model="saveUserForm.gender">
              <el-radio value="1" border style="margin:0;" >男</el-radio>
              <el-radio value="0" border >女</el-radio>
            </el-radio-group>
          </el-form-item>
        </el-col>

        <el-col :span="6">
          <el-form-item label="用户状态" >
            <el-radio-group v-model="saveUserForm.status">
              <el-radio value="1" border style="margin:0;">启用</el-radio>
              <el-radio value="0" border>禁用</el-radio>
            </el-radio-group>
          </el-form-item>
        </el-col>

      </el-row>
    </el-form>

    <template #footer>
      <el-button @click="handleClose">取消</el-button>
      <el-button type="primary" @click="saveUser">保存</el-button>
    </template>

  </el-dialog>

  <!-- 用户查询卡片 -->
  <el-card style="margin: 20px;height: 70px;">
    <el-form :inline="true">
      <el-form-item label="用户搜素" >
        <el-input placeholder="请输入用户名" style="width: 220px;" v-model="searchUserForm.username"
                  @keydown.enter="loadUser"></el-input>
      </el-form-item>

      <el-form-item label="用户状态" style="width: 290px;">
        <el-select placeholder="请选择用户状态" v-model="searchUserForm.status" @change="loadUser">
          <el-option label="启用" value="1"></el-option>
          <el-option label="禁用" value="0"></el-option>
        </el-select>
      </el-form-item>

      <el-form-item>
        <el-button @click="resetSearch">重置</el-button>
        <el-button type="primary" @click="loadUser">查询</el-button>
      </el-form-item>

    </el-form>
  </el-card>

  <!-- 显示用户信息表格 -->
  <el-card style="margin: 20px;">
    <el-table :data="userArr">
      <el-table-column type="index" label="编号" width="80" align="center" ></el-table-column>
      <el-table-column prop="username" label="用户名"  align="center" ></el-table-column>
      <el-table-column prop="phone" label="手机号"  align="center" ></el-table-column>
      <el-table-column prop="createTime" label="加入时间"  align="center" ></el-table-column>
      <el-table-column prop="status" label="用户状态"  align="center" >
        <template #default="scope">
          <el-switch active-value="1" inactive-value="0" v-model="scope.row.status" :disabled="scope.row.level==40"
                     @change="changeStatus(scope.row.id,scope.row.status)"
          ></el-switch>
        </template>
      </el-table-column>
      <el-table-column  label="操作" width="80" align="center" >
          <template #default="scope">
            <el-button link type="primary" size="small"
                       :disabled="scope.row.level==40" @click="resetPassword(scope.row.id)">密码重置</el-button>
            <el-button link type="primary" size="small"
                       :disabled="scope.row.level==40" @click="editUser(scope.row.id)">编辑</el-button>
            <el-button link type="primary" size="small"
                       :disabled="scope.row.level==40" @click="deleteUser(scope.row.id)">删除</el-button>
          </template>
      </el-table-column>
    </el-table>
  </el-card>
</template>

<script setup>
import {onMounted, ref} from "vue";
import qs from "qs";
import axios from "axios";
import {ElMessage} from "element-plus";

// 定义变量控制弹窗标题
const dialogTile = ref('新增用户');
// 定义变量控制弹窗是否显示
const dialogVisible = ref(false);
// 定义数组维护员工职级
const levelOptions = ref([
  {label:'职员',value:'10'},
  {label:'经理',value:'20'},
  {label:'总监',value:'30'},
  {label:'总裁',value:'40'}
])

//定义数组保存直属领导数据
const leaderOption = ref([
  {username:'shaoyun',id:1},
  {username:'mike',id:2}
])
// 准备对象用来收集新增/修改员工的表单信息
const saveUserForm = ref({
  username:'',
  phone:'',
  email:'',
  age:'',
  level:'',
  parentId:'',
  gender:'1',
  status:'1'
});

//新增员工
const saveUser = () =>{
  let data = qs.stringify(saveUserForm.value);
  console.log(data)
  axios.post(BASE_URL + '/v1/user/save',data).then((res)=>{
    if (res.data.code == 2000){
      ElMessage.success('保存成功!');
      // 关闭弹窗
      dialogVisible.value = false;
      // 清空表单输入数据 防止新增成功后还是上一个用户的数据
      saveUserForm.value = {};
      loadUser();
    }else{
      ElMessage.error(res.data.msg);
    }
  })
}

//实现弹窗关闭功能
const handleClose = () =>{
  if (confirm('确定要关闭本窗口吗?')){
    // 用户确认关闭后 将表单数据清空 切将弹窗关闭
    dialogVisible.value = false;
    saveUserForm.value = {};
  }
}

// 定义数组用来装用户列表数据
const userArr = ref([]);
// 定义对象保存查询条件
const searchUserForm = ref({username:'',status:''})
// 定义加载用户的方法
const loadUser = () =>{
  //有条件则根据条件查员工数据,没有条件默认查所有员工数据
  let data = qs.stringify(searchUserForm.value);
  axios.get(BASE_URL+'/v1/user/select?' + data).then((respose)=>{
    if (respose.data.code==2000){
      userArr.value = respose.data.data;
    }else{
      ElMessage.error(respose.data.msg);
    }
  })
}

// 页面一加载立即请求加载用户数据
onMounted(()=>{
  loadUser()
})

// 重置用户搜索信息
const resetSearch = () => {
  //清空用户搜索表单数据
  searchUserForm.value = {};
  //重新加载用户数据
  loadUser();
}

//根据职级查询可选择的直属领导
const loadLeader = () =>{
  // 优化 如果已经选择了直属领导 想重新选择直属领导 就需要将之前选择的职级和领导数据清空
  leaderOption.value = []
  saveUserForm.value.parentId = '';
  let level = parseInt(saveUserForm.value.level) + 10;
  console.log(level)
  axios.get(BASE_URL + '/v1/user/select?level='+level).then((res)=>{
    if (res.data.code == 2000){
      leaderOption.value = res.data.data;
    }else{
      ElMessage.error(res.data.msg);
    }
  })
}

//密码重置
const resetPassword = (userId) =>{
  axios.post(BASE_URL + '/v1/user/update/password/' + userId)
      .then((res)=>{
        if (res.data.code == 2000){
          ElMessage.success('密码重置成功!');
        }else{
          ElMessage.error(res.data.msg);
        }
       })
}

// 编辑员工
const editUser = (userId) =>{
  // 设置弹窗出现且修改弹窗标题
  dialogVisible.value = true;
  dialogTile.value = '编辑员工';
  axios.get(BASE_URL + '/v1/user/select?id=' + userId)
      .then((res)=>{
        if (res.data.code == 2000){
            console.log(res.data.data)
            // 如果请求成功 后端返回的是list 我们需要唯一的那条数据 所以需要data[0] 将查询到的数据赋值给表单
            saveUserForm.value = res.data.data[0];
            // 准备当前员工直属领导的职级 + 10
            let level = parseInt(saveUserForm.value.level) + 10;
            // 第一次打开编辑窗口也需要加载当前职级的可选领导
            axios.get(BASE_URL + '/v1/user/select?level=' + level)
                .then((res)=>{
                  if (res.data.code == 2000){
                    leaderOption.value = res.data.data;
                  }else {
                    ElMessage.error(res.data.msg);
                  }
                })
        }else {
          ElMessage.error(res.data.msg)
        }
      })

}

// 修改员工状态
const changeStatus = (userId, status) =>{
    axios.post(BASE_URL + '/v1/user/update/status/' + userId + '/' + status)
        .then((res)=>{
          if (res.data.code == 2000){
            ElMessage.success('修改状态成功!');
            loadUser();
          }else {
            ElMessage.error(res.data.msg);
            //数据库没修改成功的话 需要将页面当前用户状态重置为修改前的状态
            user.status = !user.status;
          }
    })
}

//删除功能
const deleteUser = (userId) =>{
  if (confirm('确定要删除吗?')) {
    axios.post(BASE_URL + '/v1/user/delete/' + userId).then((res) => {
      if (res.data.code == 2000) {
          ElMessage.success('删除成功!');
          loadUser();
      }else {
          ElMessage.error(res.data.msg);
      }
    })
  }
}


</script>


<style scoped>

</style>